Codex Knowledge Base
Codex CLI for Terraform and OpenTofu Teams: MCP Servers, Safety Hooks, and AGENTS.md Patterns for Infrastructure as Code
Codex CLI for Ruby on Rails Teams: RuboCop MCP, RSpec Workflows, and Convention-Friendly AGENTS.md Patterns
The OpenAI Developer Docs MCP Server: Giving Codex CLI Live Access to Its Own Documentation
Codex CLI Official Workflow Recipes: Nine Patterns That Structure the Developer Loop
Codex CLI Model Routing in May 2026: GPT-5.5, GPT-5.4, Codex-Spark, and When to Use Each
The Codex CLI Instruction Stack: How Six Configuration Surfaces Shape Agent Behaviour
Codex CLI Granular Approval Policies and the Auto-Review Subagent: Autonomous Yet Secure Workflows
Codex CLI /goal: Persisted Long-Horizon Workflows with Pause, Resume, and Token Budgets
Codex CLI's Built-in MCPs Just Became First-Class Runtime Servers — What It Means for Memory and Plugins
Building Custom MCP Servers for Codex CLI: A Practical Guide in TypeScript and Python